Our sparkling blue LED wide angle lights will become your go-to decorating set. Illuminate your tree during the Christmas season...then bring them out again for Memorial Day and the 4th of July. Featuring our superior quality LEDs and single mold bulb and socket design, these lights can be used indoors and out. Add a string of red and warm white and you have a fabulous Summertime display. The intense and true blue light produce by this bulb is amazing and is one of our most popular blue Christmas light sets.